Finding the Fourth Proportional to 194,554.15, 268,443.89 and 118,113.48

Step by Step Solution

1. Step 1: Write the proportion equation
   194,554.15 : 268,443.89 = 118,113.48 : x
2. Step 2: Convert to fraction form
   194,554.15/268,443.89 = 118,113.48/x
3. Step 3: Cross multiply
   194,554.15x = 268,443.89 × 118,113.48
4. Step 4: Simplify right side
   194,554.15x = 31,706,842,327.92
5. Step 5: Solve for x
   x = 31,706,842,327.92/194,554.15
6. Step 6: Final answer
   x = 162,971.81